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Videos about Unit Conversions

Unit Converters [1]

Unit Converters [2]

Other Converters

Calculators

Planets and the Sun

Useful Information

Create Your Own Area Converter

Default Converter

Custom Converter

Conversion Table


You can use the Custom Converter to create your own list of units. Derived units will be automatically created based on the prefix(es) you choose below. A base unit is a unit that cannot be expressed in terms of other units. For example: "meter" is a base unit and "kilometer" is a derived unit, since it is derived from "meter". Please note that units marked in red are not derivable. Close 1. Select up to 5 base units you want to use. (what is a base unit?)
A prefix is used when deriving from a base unit. For example kilometer contains the prefix "kilo" and is derived from the base unit "meter". Please note that units marked in red are not derivable. Close 2. Select up to 5 prefixes you want to use (optional). (what is a prefix)
(Hold the CTRL key down to select more than one items)
- Select the base unit(s) -	- Select the prefix(es) -

3. Click the button below to generate the converter.

Related Infomation

The SI Unit of Area

square meter(m2)
More SI units can be found here: List of SI Units

Formula: Area

To determine the area of a circle, you can use the following formula. More area formulas can be found at the following link.

r : radius
d : diameter
π : a mathematical constant equals approx. 3.14
A : area

Source: Web Formulas (Area)

Calculators: Area

You can use our area calculators to determine the area of various different shaped objects.
Area Calculators

Version 4.0 - Last updated: Sunday, August 16, 2015

acre [ac][international]
acre [ac][metric]
acre [ac][Ireland]
are [a]
arpent
barn [b]
barony
board [bd]
bolt [cloth]
bovate
bunder
caballeria [Central America]
caballeria [Cuba]
caballeria [Dominican Republic]
caballeria [Puerto Rico]
caballeria [Spain, Peru]
carreau [Haiti]
cawny [India]
cawney [India]
cent [India]
circular inch [circ in]
circular mil [circ mil]
circular thou
column inch [col in]
cong [Vietnam]
cord
cover [Welsh]
cuerda [Puerto Rico]
djerib
dunam
fall [Scots]
fall [English]
football field [US]
football field [Canada]
hectare [ha]
hide
homestead
hundred
jerib
jitro [Czech Republic]
jo [Japan]
joch [Austria]
juchart
jutro [Croatia]
kanal [Pakistan]
kappland [Sweden]
kattha [Nepal]
labor
lane meter
mu [China]
mou [China]
ngarn [Thailand]
nook
oxgang
rai [Thailand]
rood [ro]
sao [Vietnam]
se [Japan]
section [sec][US]
shed
square [sq]
square chain [ch2][English Survey]
square chain [ch2][Engineer's Chain]
square chain [ch2][metric]
square foot [ft2][international]
square foot [ft2][US, survey]
square furlong
square inch [in2][international]
square inch [in2][US, survey]
square link [lnk2][Gunter's]
square link [lnk2][US]
square meter [m2]
square mil [mil2]
square mile [mi2][international]
square mile [mi2][international nautical]
square mile [mi2][UK nautical]
square mile [mi2][US nautical]
square mile [mi2][US survey]
square perch
square pole
square rod [rd2]
square yard [yd2]
sotka [Russia]
stremma [Greek]
township [twp]
virgate
yardland

yotta [Y]
zetta [Z]
exa [E]
peta [P]
tera [T]
giga [G]
mega [M]
kilo [k]
hecto [h]
deca [da]
deci [d]
centi [c]
milli [m]
micro [µ]
nano [n]
pico [p]
femto [f]
atto [a]
zepto [z]
yocto [y]